Answer:
Row 1 -
1/3, 1/2, 1/3, 2/3, 2/3, 8/15, 1/2.
Row 2 -
3/4, 3/4, 2/7, 21/25, 5/6, 7/9, 1/3.
Row 3 -
3/20, 7/20, 3/25, 3/5, 3/5, 1, 3/2 OR 1 1/2.
Hope this helped you out.
Step-by-step explanation:
c+a=20
a=20-c
5.25c+7.75a=140, using a from above makes this
5.25c+7.75(20-c)=140
5.25c+155-7.75c=140
-2.5c+155=140
-2.5c=-15
c=6
a=20-c=20-6=14
So she bought 14 adult and 6 children tickets.
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Answer: F. 384
Step-by-step explanation: Quadruples every 2 years, 6x4=24x4=96x4=384
Bill
